1.5.5.1

<b>[locale(s)]</b>
- Upper Sorbian (hsb) translation updated (thanks to milupo)
- Lower Sorbian (dsb) translation updated (thanks to milupo)
- French (fr) translation updated (thanks to BlackJack)

<b>[fix(es)]</b>
- movable location bar & Firefox 48s location bar popup
- 'Tabs (1) > hide tabs toolbar with one tab' option (Fx 47+)

<b>[add-on compatibility]</b>
- 'Web Developer' add-on: toolbar button appearance

<b>[general change(s)]</b>
- removed 'Tabs (1) > hide tabs toolbar with one tab > reduce hiding
delay' switch (Fx 47+)
The 'tabs toolbar > collapsed=true' method stopped working in Firefox
47+ and got replaced by the one 'reduce hiding delay' offered.
Despite of its name there might still be a visible hiding delay on
startup when using MacOS.

xpi/install.rdf

@@ -5,7 +5,7 @@
 	<Description rdf:about="urn:mozilla:install-manifest">
 		<em:id>ClassicThemeRestorer@ArisT2Noia4dev</em:id>
 		<em:name>Classic Theme Restorer</em:name>
-		<em:version>1.5.5.1beta2</em:version>
+		<em:version>1.5.5.1</em:version>
 		<em:type>2</em:type>
 		<em:multiprocessCompatible>true</em:multiprocessCompatible>